Q: Fact: an exothermic reaction increases the amount of heat
Question: A person puts a potato in some embers on the edge of a campfire and the potato gets hot. The embers are
OPTIONS:
- good for food
- a cool source
- meant to sleep
- a exothermic reaction

A: a exothermic reaction


Q: Fact: a shower is a source of hot water for washing
Question: Who is likeliest to overuse hot water?
OPTIONS:
- a rabbit
- a squirrel
- a bird
- the Johnson family

A: the Johnson family


Q: Fact: living in an environment causes an organism to adapt to that environment
Question: Jamaican natives have a dark skin tone do to
OPTIONS:
- lack of nutrients
- camouflage
- solar radiation
- their diet

A: solar radiation


Q: Fact: a closed circuit has continuous path
Question: a switch turns something with a power source on because:
OPTIONS:
- the circuit is opened
- the light turns off
- the insulation adds current
- a piece of copper closes the circuit

A:
a piece of copper closes the circuit